#nav {
    padding: 30px;
    ul{
        display: flex;
        border-bottom: 1px solid #333;
        li{
            list-style-type: none;
            padding: 5px;
            margin-right: 10px;
            background-color: #eee;
            font-weight: bold;
            cursor: pointer;
            color: #2c3e50;
            &.active{
                color: #42b983;
              }
        }
    }
  }